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  <title>寻找与模式匹配的文件路径</title>
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 <body class="docs"><div id="layout">
  <div id="layout-content"><div id="function.glob" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">glob</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.3.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">glob</span> &mdash; <span class="dc-title">寻找与模式匹配的文件路径</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.glob-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>glob</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$pattern</code></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>
  ] ) : <span class="type">array</span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>glob()</strong></span> 函数依照 libc glob() 函数使用的规则寻找所有与
   <code class="parameter">pattern</code> 匹配的文件路径，类似于一般 shells
   所用的规则一样。不进行缩写扩展或参数替代。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.glob-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">pattern</code></dt>

     <dd>

      <p class="para">
       The pattern. No tilde expansion or parameter substitution is done.
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">flags</code></dt>

     <dd>

      <p class="para">
       有效标记有：
       <ul class="itemizedlist">
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_MARK</code></strong> - 在每个返回的项目中加一个斜线
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
           <strong><code>GLOB_NOSORT</code></strong> - 按照文件在目录中出现的原始顺序返回（不排序）
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_NOCHECK</code></strong> - 如果没有文件匹配则返回用于搜索的模式
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_NOESCAPE</code></strong> - 反斜线不转义元字符
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_BRACE</code></strong> - 扩充 {a,b,c} 来匹配 &#039;a&#039;，&#039;b&#039; 或 &#039;c&#039;
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_ONLYDIR</code></strong> - 仅返回与模式匹配的目录项
         </span>
        </li>
        <li class="listitem">
         <span class="simpara">
          <strong><code>GLOB_ERR</code></strong> - 停止并读取错误信息（比如说不可读的目录），默认的情况下忽略所有错误
         </span>
        </li>
       </ul>
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.glob-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">返回一个包含有匹配文件／目录的数组。如果出错返回 <strong><code>FALSE</code></strong>。
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    On some systems it is impossible to distinguish between empty match and an
    error.
   </p>
  </p></blockquote>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.glob-changelog">
  <h3 class="title">更新日志</h3>
  <p class="para">
   <table class="doctable informaltable">
    
     <thead>
      <tr>
       <th>版本</th>
       <th>说明</th>
      </tr>

     </thead>

     <tbody class="tbody">
      <tr>
       <td>5.1.0</td>
       <td>
        <strong><code>GLOB_ERR</code></strong> was added
       </td>
      </tr>

      <tr>
       <td>4.3.3</td>
       <td>
        <strong><code>GLOB_ONLYDIR</code></strong>
       在 Windows 或者其它不使用 GNU C 库的系统上开始可用。
       </td>
      </tr>

     </tbody>
    
   </table>

  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.glob-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-2811">
    <p><strong>Example #1 怎样用 <span class="function"><strong>glob()</strong></span> 方便地替代
    <span class="function"><a href="opendir.html" class="function">opendir()</a></span> 和相关函数</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">foreach&nbsp;(</span><span style="color: #0000BB">glob</span><span style="color: #007700">(</span><span style="color: #DD0000">"*.txt"</span><span style="color: #007700">)&nbsp;as&nbsp;</span><span style="color: #0000BB">$filename</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"</span><span style="color: #0000BB">$filename</span><span style="color: #DD0000">&nbsp;size&nbsp;"&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #0000BB">filesize</span><span style="color: #007700">(</span><span style="color: #0000BB">$filename</span><span style="color: #007700">)&nbsp;.&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
funclist.txt size 44686
funcsummary.txt size 267625
quickref.txt size 137820
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 notes" id="refsect1-function.glob-notes">
  <h3 class="title">注释</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">此函数不能作用于<a href="features.remote_files.html" class="link">远程文件</a>，被检查的文件必须是可通过服务器的文件系统访问的。</span></p></blockquote>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <span class="simpara">
    此函数在一些系统上还不能工作（例如一些旧的 Sun OS）。
   </span>
  </p></blockquote>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <span class="simpara">
    <strong><code>GLOB_BRACE</code></strong> 在一些非 GNU 系统上无效，比如 Solaris。
   </span>
  </p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.glob-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="opendir.html" class="function" rel="rdfs-seeAlso">opendir()</a> - 打开目录句柄</span></li>
    <li class="member"><span class="function"><a href="readdir.html" class="function" rel="rdfs-seeAlso">readdir()</a> - 从目录句柄中读取条目</span></li>
    <li class="member"><span class="function"><a href="closedir.html" class="function" rel="rdfs-seeAlso">closedir()</a> - 关闭目录句柄</span></li>
    <li class="member"><span class="function"><a href="fnmatch.html" class="function" rel="rdfs-seeAlso">fnmatch()</a> - 用模式匹配文件名</span></li>
   </ul>
  </p>
 </div>

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